形容詞 washable:

1. capable of being washed without injury

1. A quilt, usually with a washable cover, that may be used in place of a bedspread and top sheet.
   羽絨被一種經(jīng)常有可換洗被罩的被子，可以用來代替被褥或床單

wash.a.ble

adj.（形容詞）
Capable of being washed without fading or other injury:
耐洗的：可以被洗而不產(chǎn)生褶皺或其他損害的：
例句：
washable wool.
耐洗的羊毛衫

【引伸】
wash.abil.ity
n.（名詞）